Local & Regional Government

Centroc represents sixteen local governments of Central NSW and exists to provide advocacy services for the region. The Centroc local governments are spread across the Upper Lachlan Valley and the Macquarie River. These two rivers have been in severe drought for most of the current decade. Water supply security has been identified by Centroc as […]

Client: Land Transport Authority Singapore Project Value: S$1.2 billion Date: April 2001 – December 2008 Background: The Circle Line (CCL) is a new orbital link connecting all the existing radial Rapid Transit System (RTS) lines running into the city. It is sponsored by the Land Transport Authority (LTA) of Singapore, & will Cost an estimated […]

One of the oldest cities in Wyoming is faced with aging water and sewer infrastructure in need of repair. For example, during line replacement projects, workers found wooden pipes that were still in service. Needless to say, there is substantial cost and work required to upgrade the system to meet the rigors of Wyoming winters […]

In 2001, Cape Coral city officials prepared a comprehensive utility master plan to keep pace with increasing demands in one of the country’s fastest growing cities. A major part of the City’s program was a design/CM-at-Risk Utility Expansion Program (UEP) that added 720 miles of water, gravity sewer and irrigation pipelines, 240 miles of residential […]

The Goleta Water District (GWD) selected MWH to design and build upgrades and modifications to the 36-mgd Corona del Mar Water Treatment Plant. The project involved upgrades and modifications to an existing 35-year-old conventional surface water treatment plant. To achieve GWD objectives, MWH implemented innovative solutions including the use of hydraulic flocculation, rapid mixing, SuperScraper® […]

MWH was hired by the Antelope Valley – East Kern (AVEK) Water Agency in the Fall of 2003 to evaluate options for disinfection-by-product (DBP) control and design the improvements at their four surface water treatment plants (Quartz Hill – 90 mgd, Rosamond – 14 mgd, Eastside – 10 mgd, and Acton – 4 mgd). The […]

The EasterlyTunnel Dewatering Pump Station (ETDPS) project is one of the largest combined sewer overflow (CSO) pump station projects in the U.S. and is a critical component to addressing CSOs in Cleveland, Ohio.

In 2007, MWH was commissioned to develop the Eastern Selwyn Sewerage Scheme (ESSS) to convey and treat wastewater flows for the projected population increases of the communities of Prebbleton, Lincoln and Rolleston which had already seen two decades of significant growth. Following the devastating Canterbury earthquakes in 2010 and 2011, these towns experienced rapid growth, […]

As a consequence of non-purified wastewater drainage, the Westland area, mainly build with greenhouses, suffers poor surface water and groundwater quality. Growing of flowers and vegetables in these greenhouses is accompanied with high amounts of, incidentally strongly polluted, wastewater. To full fill the regulations, of the Delfland Water Board, on water quality this non-purified drainage […]